Games have several graphics settings that you can tweak to get better performance.

Antialiasing

All the video cards we tested had heavy frame-rate losses when pushed too hard with antialiasing. High-end cards like the GeForce 8800 GTX don't suffer too much until they're pushed into 8x and 16x territory, but most other cards start showing stress at lesser settings.

It doesn't matter if you have the 20GB, 60GB, or even the new 80GB PlayStation 3--you can always use more storage space. All that available hard-disk space quickly disappears once you start downloading games, demos, and HD videos.

The Sony PSP, the Swiss Army Knife of mobile entertainment devices, received yet another feature in a recent firmware update with the addition of Skype VoIP support. The Skype software allows the PSP to make calls over the Internet.

AMD has got a new flagship in town: the Radeon HD 5970. It's fast, it's long, and it's about as understated as a rocket-powered Ferrari with lasers for headlights.